Three-phase voltage changer
A three-phase voltage and converter technology, used in transformers, fixed transformers, circuits, etc., can solve the problems of bulky, difficult to maintain, and complex structure, and achieve the effect of maintenance-free, simple structure and convenient use.
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[0014] A three-phase voltage converter, comprising a barrel-shaped insulating outer casing 1, a core frame 2 with a herringbone cross-section fixedly arranged in the barrel-shaped insulating outer casing 1, and arranged between the insulating outer casing 1 and the core frame 2 Resin and quartz sand filler 3, an upper support plate 5 is provided at the barrel mouth of the barrel-shaped insulating outer shell 1, and three terminal posts 4 and three high-voltage lead terminals are respectively arranged on the concentric circles on the upper support plate 5 6. A low-voltage lead terminal 9 is set at the center of the upper support plate 5, and a set of series resistor element groups 7 are set on each sub-support of the herringbone core frame 2, and the series resistor element groups 7 are in the barrel The body is vertically arranged up and down, the upper end of the resistor element group 7 is a low-voltage end and is connected with the low-voltage lead terminal 9, the lower end ...
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